Photos: Inside view of Meritor Tire Inflation System by P.S.I.

Tour guides

Tour guides of the P.S.I. assembly plant in San Antonio included (l-r): Frank Sonzala, executive vp of sales &marketing; Tim Musgrave, president & CEO; and Al Cohn, director of new-market development & engineering support

Up front

Quick work

Tech with P.S.I.-authorized installer completing retrofit of automatic tire-inflation system on trailer owned by local fleet. Per P.S.I., it typically takes four man-hours to retrofit its system-- but an experienced installer like this one may complete the job in half that time